|
Item
|
General Parameter
|
Remark
|
|
|
Combination method
|
22S4P | ||
|
Rated Capacity ) |
Typical
|
20Ah |
Standard dischargeafter Standard charge(package)
|
|
Minimum
|
20Ah | ||
|
Nominal Voltage
|
72V |
Mean Operation Voltage
|
|
|
Discharge Cut-off Voltage
|
55V |
Discharge Cut-off Voltage
|
|
|
Charging Voltage
|
80.3V | ||
|
Internal Impedance
|
≤80mΩ |
Internal resistance measured at AC 1KHZ after 50% charge
The measure must uses the new batteries that within one week after shipment and cycles less than 5 times
|
|
|
Standard charge
|
Constant Current 0.2C Constant Voltage57.6V 0.02CA cut-off
|
Charge time : Approx6 h
|
|
|
Standard discharge
|
Constant current:0.2C end voltage 44.8V
|
||
|
Maximum Continuous Charge Current
|
20A | ||
|
Maximum Continuous Discharge Current
|
20A | ||
|
Operation Temperature Range
|
Charge: 0~45℃ |
60±25%R.H. Bare Cell
|
|
| Discharge: -20~60℃ | |||
|
Storage Temperature Range
|
Less than 12 months : -20~25℃
|
60±25%R.H. at the shipment state
|
|
|
less than 3 months: -20~40℃
|
|||
|
Less than 7 day : -20~60℃
|
|||
|
Dimensions
|
ODM / OEM | APPROX | |
|
Weight
|
14KG | APPROX | |
|
(Delivery SOC) |
50%-60% | ||
|
(Package) |
(Paper carton + Wooden Pallet) | ||


